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In this clip we cover the common subassemblies used in the lower receiver. Parts and function are discussed for the fire control system, magazine catch, bolt catch, safety selector, take down pin, pivot pin, pistol grip, and safety selector. Schematics and a view of the operation/interaction of parts is provided with a cutaway rifle. PDF instructions also available.

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WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions. By using this website and viewing this video you are subject to our Terms of Use.

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The Lower Receiver and Common Subassemblies Introduction

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